Grammarly vs QuillBot 2026: Which Writing Tool Wins?
Grammarly and QuillBot are two of the most popular writing assistants of 2026. Both improve your writing—but Grammarly leads on grammar and clarity while QuillBot leads on paraphrasing and rewriting.
Quick Answer
Choose Grammarly if you want the best grammar, clarity, and tone checking across every app you use. Choose QuillBot if your priority is paraphrasing, summarizing, and rewriting text affordably.
Pricing Compared
| Plan | Grammarly | QuillBot |
|---|---|---|
| Free | Yes (basic checks) | Yes (limited paraphrasing) |
| Premium | ~$12/mo (annual) | ~$10/mo (annual) |
| Team | ~$15/user/mo | Custom |
| Best value | Annual billing | Annual billing |
Both offer capable free tiers and similar premium pricing. QuillBot is slightly cheaper; Grammarly bundles more checks across more surfaces.
Where Grammarly Wins
- Grammar & clarity: The most comprehensive grammar, spelling, and clarity engine.
- Everywhere: Works in browsers, Word, email, and most apps via extensions.
- Tone detection: Flags tone and suggests adjustments for your audience.
- AI drafting: Generative features now help draft and rewrite, not just correct.
Where QuillBot Wins
- Paraphrasing: The best-in-class rewriter with multiple modes (fluency, formal, creative).
- Summarizing: Strong at condensing long text into key points.
- Affordability: Slightly cheaper premium plan.
- Citation tools: Built-in citation generator for students and researchers.
Head-to-Head
| Factor | Grammarly | QuillBot |
|---|---|---|
| Grammar checking | Excellent | Good |
| Paraphrasing | Good | Excellent |
| App coverage | Broadest | Moderate |
| Summarizing | Basic | Strong |
| Price | ~$12/mo | ~$10/mo |
Who Should Choose What?
Choose Grammarly if you:
- Want airtight grammar and clarity everywhere you write
- Value tone detection and broad app integration
- Write professional emails, docs, and content
Choose QuillBot if you:
- Need powerful paraphrasing and summarizing
- Are a student or researcher who cites sources
- Want a slightly cheaper option
Many writers use both—and pair them with a generator. To draft from scratch, see the best AI writing tools for bloggers or browse Best Jasper Alternatives.
The Bottom Line
Grammarly is the all-around writing assistant—best grammar, clarity, and reach. QuillBot is the specialist for paraphrasing and summarizing at a lower price. They complement each other: draft and rewrite in QuillBot, polish and check in Grammarly.
Frequently Asked Questions
Is Grammarly better than QuillBot?
Grammarly is better for grammar, clarity, and tone across apps; QuillBot is better for paraphrasing and summarizing.
Which is cheaper?
QuillBot’s premium plan is slightly cheaper at around $10/month versus Grammarly’s ~$12/month on annual billing.
Can I use both together?
Yes—many writers paraphrase in QuillBot and then run a final grammar and clarity check in Grammarly.
Ready to decide?
Explore more writing tool comparisons on AIToolPick to find your fit.